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zad 11
x+4 = (x+4)/(x-2) =3
x-2
4x/(-2x)=3
-2x=3
x=-3
2
x=-1 1
x-4 = x=2
2x+4
x-4 / (2x+4)=x=2
-4x/2x+4=x+2
-2x+4=x+2
-2x-x=2-4
-3x=-2
x=2
3
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zad 11
x+4 = (x+4)/(x-2) =3
x-2
4x/(-2x)=3
-2x=3
x=-3
2
x=-1 1
2
x-4 = x=2
2x+4
x-4 / (2x+4)=x=2
-4x/2x+4=x+2
-2x+4=x+2
-2x-x=2-4
-3x=-2
x=2
3